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Earth's heat flow

Earth's heat flow is the transfer of heat from its interior to the surface. This heat originates from the planet's formation and radioactive decay of elements like uranium and thorium deep inside. It slowly moves outward through the Earth's layers, ultimately dissipating into space. This process influences geological activity, such as volcanoes and earthquakes, and helps drive the Earth's magnetic field and mantle convection. Overall, Earth's heat flow is a continuous, natural process essential for shaping the planet's surface and sustaining its dynamic systems.